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Edge HMI

TagsDBGetTagCount

  • Last UpdatedOct 29, 2026
  • 1 minute read

This function gets a count of the project tags in the tags database.

Function

Group

Execution

String Exp.

Windows

Windows Embedded

IoT View

Thin Clients

Mobile Access

TagsDBGetTagCount

Tags Database

Synchronous

Yes

Supported (see Notes below)

Not supported

Not supported

Not supported

Not supported

Syntax

TagsDBGetTagCount( numCountType )

TagsDBGetTagCount ( { numCountType | 0 | 1 | 2 | 3 } )

numCountType

The type of count to be performed, identified by one of the following values:

Value

Description

0

The total number of project tags in the tags database.

1

The number of project tags supported by the target system.

2

The number of project tags that may still be created before exceeding the number supported by the target system.

3

The total number of pre-defined system tags in the tags database.

Returned value

If this function is executed successfully, then it returns the specified tag count. Otherwise, it returns one of the following possible values:

Value

Description

-3

Wrong parameter type or inconsistent value.

-2

Invalid number of parameters.

Notes

This function can be executed only on the project runtime server — it cannot be called by a Graphics Script, Screen Script, or Command animation running on a thin client.

For more information about the Tags Database functions and examples of how to use them, see Using TagsDB functions to edit the tags database during run time.

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